#loader-container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 2000;
}

.loader-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 5px solid var(--muted);
  border-top-color: var(--accent-2);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

:root {
  --bg: #0f1720;
  --card: #111318;
  --panel: #16181b;
  --accent: #1976d2;
  --accent-2: #66b3ff;
  --muted: #9aa6bf;
  --input-bg: #2b2b2b
}

html,
body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: #e6eef8;
  font-family: Inter, Arial, Helvetica, sans-serif
}

/* --- Login Styles --- */
#login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%
}

.login-box {
  background: var(--panel);
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  text-align: center;
  width: 100%;
  max-width: 360px
}

.login-box h1 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 22px
}

.login-box .input {
  display: block;
  width: 100%;
  margin-bottom: 1rem;
  box-sizing: border-box;
  font-size: 16px
}

.login-box .btn {
  width: 100%;
  font-size: 16px;
  padding: 12px
}

#loginError {
  color: #ffcdd2;
  min-height: 20px;
  margin-top: 1rem;
  font-size: 16px
}

/* --- Main App Styles --- */
.wrap {
  max-width: 1100px;
  margin: 28px auto;
  padding: 18px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
  box-shadow: 0 6px 18px rgba(2, 6, 23, 0.6)
}

header {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px
}

.logo {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700
}

h1 {
  font-size: 22px;
  margin: 0
}

.top-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap
}

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap
}

.file-label {
  background: var(--accent);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.04)
}

.file-label:hover {
  background: var(--accent-2)
}

#fileName {
  color: var(--muted);
  font-size: 13px
}

.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color .2s ease, transform .2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.04)
}

.btn.warn {
  background: #f0b429;
  color: #111
}

.btn.danger {
  background: #d9534f
}

.input,
input[type="text"],
textarea {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.03);
  padding: 10px;
  border-radius: 8px;
  color: #eaf2ff;
  font-family: inherit
}

/* --- Create Link Section Styles --- */
.create-container {
  background: var(--panel);
  padding: 16px;
  border-radius: 12px;
  margin-top: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.create-form {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  margin-bottom: 12px;
}

.input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg);
  border-radius: 10px;
  padding: 0 8px;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.dual-input-row {
  display: flex;
  gap: 8px;
  /* Giữ khoảng cách đồng bộ */
}

.dual-input-row>.input-row {
  flex: 1;
  /* Chia đều không gian cho 2 ô input */
  min-width: 0;
}


.input-row .form-icon {
  color: var(--accent-2);
  font-size: 20px;
  padding-left: 8px;
}

.input-row .input {
  flex-grow: 1;
  border: none;
  background: transparent;
  font-size: 16px;
  padding: 12px 0;
}

.input-row .input:focus {
  outline: none;
}

.domain-prefix {
  color: var(--muted);
  font-size: 16px;
  white-space: nowrap;
}

.create-form .btn {
  width: 100%;
  justify-content: center;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.create-form .btn .btn-icon {
  transition: transform 0.3s ease;
}

.create-form .btn:hover .btn-icon {
  transform: rotate(90deg);
}


.info-search-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.search-wrap {
  display: flex;
  justify-content: flex-end;
  flex: 0 0 260px;
}

.search-input {
  width: 100%;
  font-size: 16px;
  padding: 8px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.03);
  color: #eaf2ff;
  box-sizing: border-box
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  border-radius: 8px;
  overflow: hidden;
  background: transparent;
  table-layout: fixed;
}

thead th {
  background: rgba(20, 28, 40, 0.6);
  text-align: left;
  padding: 12px;
  font-weight: 600;
  color: var(--accent-2);
  font-size: 16px
}

tbody tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.03)
}

td {
  padding: 10px;
  vertical-align: middle;
  font-size: 16px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.01)
}

.copy-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.04);
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  margin-right: 8px;
  color: var(--muted);
  flex-shrink: 0;
}

.cell-content-wrapper {
  display: flex;
  align-items: center;
  min-width: 0;
}

.link-text {
  color: #dfefff;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-short {
  font-weight: 500;
}

.title-text {
  color: var(--muted);
  font-style: italic;
}


@media (min-width: 821px) {
  .create-form {
    flex-direction: row;
    align-items: center;
    gap: 12px;
  }

  .input-group {
    flex-grow: 1;
    margin-bottom: 0;
  }

  .create-form .btn {
    width: auto;
  }
}

.action-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  color: #0a0a0a
}

.action-edit {
  background: #f7b955
}

.action-save {
  background: var(--accent-2);
  color: #0a0a0a
}

.action-del {
  background: #e05b5b
}

.table-edit-input {
  background: var(--input-bg);
  color: #fff;
  border: 1px solid #4da3ff;
  border-radius: 6px;
  padding: 6px 10px;
  width: 95%;
  box-sizing: border-box
}

.pagination {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 12px
}

.pg-btn {
  background: rgba(255, 255, 255, 0.03);
  border: none;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer
}

.pg-btn.active {
  background: var(--accent);
  color: #fff;
  font-size: 15px;
}

@media (max-width:820px) {
  .create-form {
    flex-direction: column;
    align-items: stretch;
    gap: 8px
  }

  .create-form .btn {
    width: 100%;
    justify-content: center;
  }

  .search-wrap {
    justify-content: flex-start;
    flex-basis: 100%
  }

  .search-input {
    width: 100%
  }

  .dual-input-row {
    flex-direction: column;
  }
}

@media (max-width:520px) {
  td {
    font-size: 16px;
    padding: 8px
  }

  .logo {
    width: 36px;
    height: 36px
  }
}

.popup-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  transition: opacity .25s ease
}

.popup-overlay.show {
  display: flex;
  opacity: 1
}

.popup-box {
  background: var(--panel);
  padding: 20px;
  border-radius: 12px;
  max-width: 90%;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  animation: popupFade .25s ease forwards
}

@keyframes popupFade {
  from {
    transform: scale(.95);
    opacity: 0
  }

  to {
    transform: scale(1);
    opacity: 1
  }
}

.data-popup {
  width: 700px;
  max-width: 95%
}

.data-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px
}

.data-textarea {
  width: 96%;
  height: 260px;
  margin: 10px 0px;
  resize: vertical
}

.close-btn {
  background: transparent;
  border: none;
  color: #ccc;
  font-size: 19px;
  cursor: pointer
}

#importedFilesList {
  color: var(--muted);
  font-size: 16px;
  margin-top: 8px
}

#deleteCandidates {
  white-space: pre-wrap;
  color: #ffd6d6;
  margin-top: 8px
}

.auth-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 12px 0;
  padding: 8px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  justify-content: space-between
}

.auth-status {
  color: var(--muted);
  font-size: 16px
}

#link-list-container {
  display: none;
}

#toggleListBtn {
  display: block;
  margin-top: 20px;
  margin-bottom: 15px;
}